2027 open enrollment. 3.15M must pick a new plan.

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Vlada / Medicare Advantage / Florida / St. Lucie County

Medicare Advantage plan exits 2027 in St. Lucie County, FL

2,653 of the 51,851 Medicare Advantage members in St. Lucie County (5.1%) are in a plan that is not sold in the county for 2027: 14 of the 77 plans sold there in September 2026 end, from the CMS 2027 Landscape and crosswalk. Florida: 11.4%; the nation: 10.6%.

Period: plan year 2027 against September 2026 members · Updated 2026-10-20 · Next: CMS January 2027 enrollment (February 2027): where the members landed

members, Sept 2026
51,851
members, Sept 2026
must pick for 2027
2,653
must pick for 2027
share of members
5.1%
share of members
plans end
14 of 77
plans end

Medicare Advantage members in St. Lucie County, 2015 to 2026

MA enrollment in September each year, with MA penetration (members over Medicare eligibles) at the top of each bar, from the CMS state-county penetration file. Navy: the last two years. 81 plans are listed for the county for 2027 against 91 for 2026.

014k29k43k58k37%201537%39%201742%44%201947%49%202152%54%202356%57%202557%

The plans that end for 2027

Every plan sold in St. Lucie County in September 2026 with members whose plan is not sold there for 2027: how it went (terminated, or its service area reduced so it continues elsewhere), the members the same company offers a new or renumbered plan of the same type, and the members whose company sells nothing in the county next year.

PlanCompanyTypeMembersTerminatedService area reducedOffered a new or renumbered planCompany gone
Aetna Medicare Signature (PPO) H5521-273CVS Health CorporationRegular PPO930930000
Aetna Medicare Signature (PPO) H5521-432CVS Health CorporationRegular PPO787787000
Bluemedicare Premier (HMO) H1035-048Guidewell Mutual Holding CorporationRegular HMO244024400
Humanachoice Florida Snp-de H7617-113 (PPO D-SNP) H7617-113Humana Inc.D-SNP PPO15615601560
Aetna Medicare Signature Extra (PPO) H5521-704CVS Health CorporationRegular PPO118118000
Aetna Medicare Signature (PPO) H5521-033CVS Health CorporationRegular PPO107010700
Healthspring Preferred (HMO) H5410-060Health Care Service CorporationRegular HMO91910091
Aetna Medicare Select Extra (HMO-POS) H1609-028CVS Health CorporationRegular HMO5905900
AARP Medicare Advantage Careflex From UHC Fl-35 (HMO-POS) H1045-060UnitedHealth Group, Inc.Regular HMO5151000
Aetna Medicare Premier (PPO) H5521-688CVS Health CorporationRegular PPO3030000
Bluemedicare Select (PPO) H5434-002Guidewell Mutual Holding CorporationRegular PPO3003000
Humana Usaa Honor Giveback (PPO) H5216-467Humana Inc.Regular PPO23230230
Wellcare Patriot Giveback (HMO) H1032-239Centene CorporationRegular HMO1414000
Healthspring Totalcare (HMO D-SNP) H5410-055Health Care Service CorporationD-SNP HMO13130013
14 plans2,6532,213440179104

Download this table (CSV, CC BY 4.0) · cells under 11 members are suppressed by CMS and count as zero, so every count is a floor.

By company in St. Lucie County

CompanyMembers, Sept 2026PlansPlans endingMust pickShare of own membersOffered a new or renumbered planCompany gone
CVS Health Corporation3,1341262,03164.8%00
Guidewell Mutual Holding Corporation2,0774227413.2%00
Humana Inc.26,6161721790.7%1790
Health Care Service Corporation10422104100.0%0104
UnitedHealth Group, Inc.12,961131510.4%00
Centene Corporation1,96761140.7%00
Devoted Health, Inc.1,6906000.0%00
Elevance Health, Inc.1,6469000.0%00
Ultimate Healthcare Holdings, LLC1,4835000.0%00
Gold Kidney Health Plan1442000.0%00
Independent Living Systems, LLC291000.0%00

St. Lucie County against Florida and the nation

MeasureCountyFloridaUnited States
Must pick for 2027, share of members5.1%11.4%10.6%
Must pick for 20262.7%10.1%
Must pick for 2025, members1,085 of 47,245
Must pick for 2026, members1,359 of 49,828
Must pick for 2027, members2,653 of 51,851

State and national figures: the Florida hub and the national report.

Star Ratings 2027 in St. Lucie County

Measure20272026Change
Members in contracts rated 4+ stars86.8%57.4%+29.4 pts
Member-weighted average star4.063.99+0.07
Rated contracts with members here3428

Members by star, 2027: 5.0: 141 · 4.5: 16,379 · 4.0: 33,239 · 3.5: 5,470 · 3.0: 1,940 · 2.5: 144; 21 in unrated contracts. Each contract's 2027 overall star (CMS, released 2026-10-08) weighted by its 2026-09 members in the county, individual and group; 2026 by 2025-09 members.

Sources

  • CMS Medicare Advantage/Part D Landscape, plan year 2027: landscape_cy2027-landscape-202609-1.zip (CMS, September 2026); CMS plan crosswalk CY2027.
  • CMS monthly enrollment by contract, plan and county, 2026-09 (and the two Septembers before, for the series).
  • CMS MA state-county penetration file, September of each year (eligibles, enrollment, penetration).
  • CMS Star Ratings 2027, released 2026-10-08. Page object written 2026-10-20.

Receipts: athena(table=medicare_semantic.exits_cells_county_2027_v1, block=plans) 042eb472aa7d…; athena(table=medicare_semantic.exits_cells_county_2025_v1, medicare_semantic.exits_cells_county_2026_v1, medicare_semantic.exits_cells_county_2027_v1, block=series) ee9fd56a8632…; athena(table=medicare_semantic.ma_spine_county_market_v20261012b, block=market) e6c1b5ce62c0…; athena(table=medicare_semantic.ma_spine_contract_stars_v20261012b, weights=medicare_semantic.ma_spine_enroll_plan_county_v20261012a, block=stars) c39711c388e0…. Suppressed cells count as zero in every count.

Cite: Vlada Health (2026). Medicare Advantage plan exits 2027 in St. Lucie County, FL. https://www.vladahealth.com/medicare-advantage/fl/st-lucie. Data: CC BY 4.0.

Method

  • Population: members of individual Medicare Advantage plans (H and R contracts, plans 001 to 799, special needs plans included; employer group, Cost, MMP and PACE excluded) in the county in September 2026.
  • Must pick: the CMS crosswalk names no successor plan sold in the county for 2027; members CMS moves to a successor in the county are not counted.
  • Terminated: the plan is gone from every county. Service area reduced: the plan continues elsewhere but not here. Offered a new or renumbered plan: the same company sells, in this county, the same name under a new number or a new plan of the same HMO or PPO and special needs type. Company gone: no plan of any type from that company in the county.
  • Stars: each contract's overall star weighted by its September members in the county; unrated contracts counted apart, never as zero stars. Penetration: the CMS file's own eligibles and MA enrollment.
  • Suppression: CMS hides cells under 11 members; they count as zero, so every count is a floor and every share is not.

The full method and the national tables: How we counted, and how to check it.

Questions

How many Medicare Advantage members in St. Lucie County must pick a new plan for 2027?
2,653 of 51,851 members (5.1%): their plan is not sold in the county for 2027 according to the CMS crosswalk and Landscape. Florida as a whole: 11.4%; the nation: 10.6%.
Which plan in St. Lucie County ends with the most members?
Aetna Medicare Signature (PPO) (H5521-273, CVS Health Corporation): 930 members in September 2026, terminated.
Which company ended the most plans in St. Lucie County for 2027?
CVS Health Corporation: 2,031 of its 3,134 members in the county (64.8%), 6 of its 12 plans.
What share of St. Lucie County's Medicare eligibles are in Medicare Advantage?
56.8% in September 2026: 57,868 of 101,951 eligibles, from the CMS state-county penetration file.
How are St. Lucie County's members rated for 2027?
86.8% of members are in contracts rated 4 stars or more for 2027 (57.4% the year before); the member-weighted average star is 4.06 over 34 rated contracts.
How does 2027 compare with 2026 in St. Lucie County?
1,359 members (2.7%) had to pick a new plan for 2026; for 2027 it is 2,653 (5.1%), a change of +1,294 members.

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